TW202041017A - 視訊寫碼中之隱式變換選擇 - Google Patents
視訊寫碼中之隱式變換選擇 Download PDFInfo
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- TW202041017A TW202041017A TW109108190A TW109108190A TW202041017A TW 202041017 A TW202041017 A TW 202041017A TW 109108190 A TW109108190 A TW 109108190A TW 109108190 A TW109108190 A TW 109108190A TW 202041017 A TW202041017 A TW 202041017A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962817397P | 2019-03-12 | 2019-03-12 | |
US62/817,397 | 2019-03-12 | ||
US16/815,920 US11539952B2 (en) | 2019-03-12 | 2020-03-11 | Implicit transform selection in video coding |
US16/815,920 | 2020-03-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW202041017A true TW202041017A (zh) | 2020-11-01 |
Family
ID=72423554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW109108190A TW202041017A (zh) | 2019-03-12 | 2020-03-12 | 視訊寫碼中之隱式變換選擇 |
Country Status (15)
Country | Link |
---|---|
US (1) | US11539952B2 (ko) |
EP (1) | EP3939280A1 (ko) |
JP (1) | JP2022525024A (ko) |
KR (1) | KR20210135245A (ko) |
CN (1) | CN113545053A (ko) |
AU (1) | AU2020235621A1 (ko) |
BR (1) | BR112021017451A2 (ko) |
CA (1) | CA3131886A1 (ko) |
CL (1) | CL2021002369A1 (ko) |
CO (1) | CO2021011797A2 (ko) |
IL (1) | IL285755A (ko) |
MX (1) | MX2021010861A (ko) |
SG (1) | SG11202109072PA (ko) |
TW (1) | TW202041017A (ko) |
WO (1) | WO2020186042A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113286150A (zh) * | 2021-05-17 | 2021-08-20 | 北京大学深圳研究生院 | 用于视频编解码的变换编码硬件实现方法、装置及设备 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112601084A (zh) * | 2017-06-28 | 2021-04-02 | 华为技术有限公司 | 一种图像数据的编码、解码方法及装置 |
US11259052B2 (en) * | 2018-07-16 | 2022-02-22 | Qualcomm Incorporated | Transform variations of multiple separable transform selection |
US11159795B2 (en) * | 2019-03-04 | 2021-10-26 | Tencent America LLC | Max transform size control |
US11252410B2 (en) | 2019-06-11 | 2022-02-15 | Tencent America LLC | Method and apparatus for video coding |
US20220417518A1 (en) * | 2019-09-21 | 2022-12-29 | Lg Electronics Inc. | Transform-based image coding method and device |
US11575941B2 (en) * | 2021-03-23 | 2023-02-07 | Tencent America LLC | Parallel processing in video coding |
US20230052538A1 (en) * | 2021-08-13 | 2023-02-16 | Meta Platforms, Inc. | Systems and methods for determining token rates within a rate-distortion optimization hardware pipeline |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130003856A1 (en) * | 2011-07-01 | 2013-01-03 | Samsung Electronics Co. Ltd. | Mode-dependent transforms for residual coding with low latency |
CN107547901B (zh) * | 2012-04-16 | 2021-07-20 | 韩国电子通信研究院 | 用于解码视频信号的方法 |
US9380307B2 (en) * | 2012-11-19 | 2016-06-28 | Qualcomm Incorporated | Method and system for intra base layer (BL) transform in video coding |
US9432109B2 (en) * | 2013-09-04 | 2016-08-30 | Gilat Satellite Networks Ltd. | Satellite communication terminal installation |
US10306229B2 (en) * | 2015-01-26 | 2019-05-28 | Qualcomm Incorporated | Enhanced multiple transforms for prediction residual |
US9807423B1 (en) * | 2015-11-24 | 2017-10-31 | Google Inc. | Hybrid transform scheme for video coding |
US10972733B2 (en) | 2016-07-15 | 2021-04-06 | Qualcomm Incorporated | Look-up table for enhanced multiple transform |
US11070806B2 (en) * | 2017-06-28 | 2021-07-20 | Lg Electronics Inc. | Method and apparatus for performing low complexity computation in transform kernel for video compression |
KR20230030054A (ko) | 2018-02-09 | 2023-03-03 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 파티션 기반 인트라 코딩 개념 |
US10986340B2 (en) | 2018-06-01 | 2021-04-20 | Qualcomm Incorporated | Coding adaptive multiple transform information for video coding |
US11218694B2 (en) | 2018-09-24 | 2022-01-04 | Qualcomm Incorporated | Adaptive multiple transform coding |
EP3937500A4 (en) | 2019-03-06 | 2022-12-14 | Electronics and Telecommunications Research Institute | METHOD AND DEVICE FOR ENCODING/DECODING IMAGES AND AND RECORDING MEDIUM WITH RECORDED BITSTREAM |
CN111669582B (zh) | 2019-03-09 | 2022-05-20 | 杭州海康威视数字技术股份有限公司 | 进行编码和解码的方法、编码端、解码端和系统 |
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2020
- 2020-03-11 US US16/815,920 patent/US11539952B2/en active Active
- 2020-03-12 CA CA3131886A patent/CA3131886A1/en active Pending
- 2020-03-12 AU AU2020235621A patent/AU2020235621A1/en active Pending
- 2020-03-12 CN CN202080018569.4A patent/CN113545053A/zh active Pending
- 2020-03-12 MX MX2021010861A patent/MX2021010861A/es unknown
- 2020-03-12 BR BR112021017451A patent/BR112021017451A2/pt unknown
- 2020-03-12 TW TW109108190A patent/TW202041017A/zh unknown
- 2020-03-12 KR KR1020217028592A patent/KR20210135245A/ko unknown
- 2020-03-12 SG SG11202109072PA patent/SG11202109072PA/en unknown
- 2020-03-12 EP EP20717468.1A patent/EP3939280A1/en active Pending
- 2020-03-12 JP JP2021552915A patent/JP2022525024A/ja active Pending
- 2020-03-12 WO PCT/US2020/022363 patent/WO2020186042A1/en active Application Filing
-
2021
- 2021-08-22 IL IL285755A patent/IL285755A/en unknown
- 2021-09-08 CO CONC2021/0011797A patent/CO2021011797A2/es unknown
- 2021-09-10 CL CL2021002369A patent/CL2021002369A1/es unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113286150A (zh) * | 2021-05-17 | 2021-08-20 | 北京大学深圳研究生院 | 用于视频编解码的变换编码硬件实现方法、装置及设备 |
Also Published As
Publication number | Publication date |
---|---|
CN113545053A (zh) | 2021-10-22 |
JP2022525024A (ja) | 2022-05-11 |
MX2021010861A (es) | 2021-10-22 |
US11539952B2 (en) | 2022-12-27 |
CO2021011797A2 (es) | 2021-09-30 |
CA3131886A1 (en) | 2020-09-17 |
IL285755A (en) | 2021-10-31 |
CL2021002369A1 (es) | 2022-06-17 |
SG11202109072PA (en) | 2021-09-29 |
EP3939280A1 (en) | 2022-01-19 |
BR112021017451A2 (pt) | 2021-11-16 |
US20200296370A1 (en) | 2020-09-17 |
WO2020186042A1 (en) | 2020-09-17 |
KR20210135245A (ko) | 2021-11-12 |
AU2020235621A1 (en) | 2021-09-23 |
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